AMBAC FINL GROUP INC

Ticker: OSG CUSIP: 023139884 Class: Common Stock

DEUTSCHE BANK AG\'s Holding History (CIK: 0000948046)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 25,647 Value ($000) $200 Avg Close $8.55 Range $7.63 - $10.38

Q3 2025

Shares 532,138 Value ($000) $4,438 Avg Close $8.45 Range $6.86 - $10.05

Q2 2025

Shares 645,360 Value ($000) $4,582 Avg Close $7.45 Range $5.99 - $8.69

Q1 2025

Shares 723,250 Value ($000) $6,328 Avg Close $10.53 Range $7.92 - $12.84

Q4 2024

Shares 675,133 Value ($000) $8,540 Avg Close $12.05 Range $10.83 - $13.64

Q3 2024

Shares 689,830 Value ($000) $7,733 Avg Close $11.69 Range $10.12 - $13.32

Q2 2024

Shares 683,535 Value ($000) $8,763 Avg Close $15.25 Range $11.80 - $18.45

Q1 2024

Shares 603,309 Value ($000) $9,430 Avg Close $15.77 Range $14.53 - $17.80

Q4 2023

Shares 740,430 Value ($000) $12,202 Avg Close $13.90 Range $11.26 - $16.60

Q3 2023

Shares 31,669 Value ($000) $382 Avg Close $13.44 Range $11.99 - $14.64

Q2 2023

Shares 510,643 Value ($000) $7,272 Avg Close $14.63 Range $13.18 - $16.10

Q1 2023

Shares 386,136 Value ($000) $5,977 Avg Close $16.18 Range $14.17 - $17.75

Q4 2022

Shares 303,075 Value ($000) $5,286 Avg Close $14.86 Range $12.55 - $17.59

Q3 2022

Shares 167,679 Value ($000) $2,137 Avg Close $13.32 Range $11.15 - $15.59

Q2 2022

Shares 624,416 Value ($000) $7,088 Avg Close $9.49 Range $7.24 - $11.85

Q1 2022

Shares 247,784 Value ($000) $2,576 Avg Close $13.55 Range $8.14 - $16.64

Q4 2021

Shares 207,209 Value ($000) $3,325 Avg Close $15.71 Range $14.07 - $17.86

Q3 2021

Shares 220,394 Value ($000) $3,155 Avg Close $14.28 Range $13.09 - $15.94

Q2 2021

Shares 306,495 Value ($000) $4,799 Avg Close $16.07 Range $13.94 - $17.82

Q1 2021

Shares 565,280 Value ($000) $9,462 Avg Close $16.34 Range $14.13 - $18.63

Q4 2020

Shares 394,636 Value ($000) $6,070 Avg Close $14.74 Range $11.92 - $18.19

Q3 2020

Shares 519,163 Value ($000) $6,630 Avg Close $12.88 Range $11.14 - $14.75

Q2 2020

Shares 434,610 Value ($000) $6,223 Avg Close $14.62 Range $10.58 - $17.64

Q1 2020

Shares 18,578 Value ($000) $229 Avg Close $19.17 Range $8.74 - $22.90

Q4 2019

Shares 23,893 Value ($000) $514 Avg Close $20.51 Range $19.05 - $21.95

Q3 2019

Shares 39,810 Value ($000) $776 Avg Close $18.37 Range $16.69 - $20.74

Q2 2019

Shares 243,696 Value ($000) $4,104 Avg Close $17.07 Range $14.44 - $19.28

Q1 2019

Shares 265,313 Value ($000) $4,805 Avg Close $19.10 Range $17.01 - $21.01

Q4 2018

Shares 340,744 Value ($000) $5,872 Avg Close $18.36 Range $15.02 - $21.38

Q3 2018

Shares 407,480 Value ($000) $8,318 Avg Close $20.88 Range $19.30 - $23.34

Q2 2018

Shares 379,642 Value ($000) $7,534 Avg Close $18.46 Range $15.17 - $21.11

Q1 2018

Shares 368,006 Value ($000) $5,768 Avg Close $15.46 Range $13.96 - $17.09

Q4 2017

Shares 394,308 Value ($000) $6,298 Avg Close $15.38 Range $13.17 - $17.79

Q3 2017

Shares 375,212 Value ($000) $6,474 Avg Close $18.46 Range $16.75 - $22.02

Q2 2017

Shares 433,287 Value ($000) $7,516 Avg Close $17.77 Range $15.67 - $20.28

Q1 2017

Shares 384,639 Value ($000) $7,252 Avg Close $21.04 Range $17.39 - $23.55

Q4 2016

Shares 333,903 Value ($000) $7,511 Avg Close $21.85 Range $17.75 - $27.25

Q3 2016

Shares 179,098 Value ($000) $3,292 Avg Close $17.94 Range $15.42 - $19.35

Q2 2016

Shares 293,530 Value ($000) $4,829 Avg Close $16.04 Range $14.42 - $17.77

Q1 2016

Shares 79,808 Value ($000) $1,259 Avg Close $14.47 Range $11.92 - $17.32

Q4 2015

Shares 206,437 Value ($000) $2,906 Avg Close $15.37 Range $12.72 - $17.39

Q3 2015

Shares 388,035 Value ($000) $5,612 Avg Close $16.22 Range $14.22 - $19.17

Q2 2015

Shares 64,607 Value ($000) $1,072 Avg Close $23.61 Range $16.44 - $25.91

Q1 2015

Shares 32,124 Value ($000) $775 Avg Close $25.43 Range $23.99 - $27.53

Q4 2014

Shares 426,523 Value ($000) $10,448 Avg Close $23.29 Range $18.60 - $26.74

Q3 2014

Shares 552,326 Value ($000) $12,204 Avg Close $23.53 Range $21.86 - $27.54

Q2 2014

Shares 271,915 Value ($000) $7,424 Avg Close $29.00 Range $26.37 - $32.20

Q1 2014

Shares 275,169 Value ($000) $8,537 Avg Close $27.62 Range $22.00 - $35.61

Q4 2013

Shares 524,339 Value ($000) $12,875 Avg Close $20.94 Range $15.03 - $25.16

Q3 2013

Shares 327,051 Value ($000) $5,931 Avg Close $22.78 Range $17.64 - $25.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	25,647	$200	$8.55	$7.63 - $10.38
Q3 2025	532,138	$4,438	$8.45	$6.86 - $10.05
Q2 2025	645,360	$4,582	$7.45	$5.99 - $8.69
Q1 2025	723,250	$6,328	$10.53	$7.92 - $12.84
Q4 2024	675,133	$8,540	$12.05	$10.83 - $13.64
Q3 2024	689,830	$7,733	$11.69	$10.12 - $13.32
Q2 2024	683,535	$8,763	$15.25	$11.80 - $18.45
Q1 2024	603,309	$9,430	$15.77	$14.53 - $17.80
Q4 2023	740,430	$12,202	$13.90	$11.26 - $16.60
Q3 2023	31,669	$382	$13.44	$11.99 - $14.64
Q2 2023	510,643	$7,272	$14.63	$13.18 - $16.10
Q1 2023	386,136	$5,977	$16.18	$14.17 - $17.75
Q4 2022	303,075	$5,286	$14.86	$12.55 - $17.59
Q3 2022	167,679	$2,137	$13.32	$11.15 - $15.59
Q2 2022	624,416	$7,088	$9.49	$7.24 - $11.85
Q1 2022	247,784	$2,576	$13.55	$8.14 - $16.64
Q4 2021	207,209	$3,325	$15.71	$14.07 - $17.86
Q3 2021	220,394	$3,155	$14.28	$13.09 - $15.94
Q2 2021	306,495	$4,799	$16.07	$13.94 - $17.82
Q1 2021	565,280	$9,462	$16.34	$14.13 - $18.63
Q4 2020	394,636	$6,070	$14.74	$11.92 - $18.19
Q3 2020	519,163	$6,630	$12.88	$11.14 - $14.75
Q2 2020	434,610	$6,223	$14.62	$10.58 - $17.64
Q1 2020	18,578	$229	$19.17	$8.74 - $22.90
Q4 2019	23,893	$514	$20.51	$19.05 - $21.95
Q3 2019	39,810	$776	$18.37	$16.69 - $20.74
Q2 2019	243,696	$4,104	$17.07	$14.44 - $19.28
Q1 2019	265,313	$4,805	$19.10	$17.01 - $21.01
Q4 2018	340,744	$5,872	$18.36	$15.02 - $21.38
Q3 2018	407,480	$8,318	$20.88	$19.30 - $23.34
Q2 2018	379,642	$7,534	$18.46	$15.17 - $21.11
Q1 2018	368,006	$5,768	$15.46	$13.96 - $17.09
Q4 2017	394,308	$6,298	$15.38	$13.17 - $17.79
Q3 2017	375,212	$6,474	$18.46	$16.75 - $22.02
Q2 2017	433,287	$7,516	$17.77	$15.67 - $20.28
Q1 2017	384,639	$7,252	$21.04	$17.39 - $23.55
Q4 2016	333,903	$7,511	$21.85	$17.75 - $27.25
Q3 2016	179,098	$3,292	$17.94	$15.42 - $19.35
Q2 2016	293,530	$4,829	$16.04	$14.42 - $17.77
Q1 2016	79,808	$1,259	$14.47	$11.92 - $17.32
Q4 2015	206,437	$2,906	$15.37	$12.72 - $17.39
Q3 2015	388,035	$5,612	$16.22	$14.22 - $19.17
Q2 2015	64,607	$1,072	$23.61	$16.44 - $25.91
Q1 2015	32,124	$775	$25.43	$23.99 - $27.53
Q4 2014	426,523	$10,448	$23.29	$18.60 - $26.74
Q3 2014	552,326	$12,204	$23.53	$21.86 - $27.54
Q2 2014	271,915	$7,424	$29.00	$26.37 - $32.20
Q1 2014	275,169	$8,537	$27.62	$22.00 - $35.61
Q4 2013	524,339	$12,875	$20.94	$15.03 - $25.16
Q3 2013	327,051	$5,931	$22.78	$17.64 - $25.70